GCP
MLAB icon

GSA Capital Partners’s Mesa Laboratories MLAB Stock Holding History

GSA Capital Partners’s Portfolio MLAB Stock Details MLAB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-11,614
Closed -$912K – 1997
2025
Q4 		$912K Buy
11,614
+846
+8% +$64.3K 0.08% 418
2025
Q3 		$722K Buy
10,768
+4,456
+71% +$321K 0.06% 602
2025
Q2 		$595K Buy
6,312
+3,965
+169% +$435K 0.04% 801
2025
Q1 		$278K Sell
2,347
-626
-21% -$85.3K 0.03% 1207
2024
Q4 		$392K Buy
+2,973
New +$365K 0.03% 1053
2019
Q2 		– Sell
-2,151
Closed -$496K – 1624
2019
Q1 		$496K Buy
+2,151
New +$486K 0.05% 700
2016
Q2 		– Sell
-2,110
Closed -$203K – 1835
2016
Q1 		$203K Buy
+2,110
New +$190K 0.01% 1487
2014
Q2 		– Sell
-5,129
Closed -$463K – 1905
2014
Q1 		$463K Buy
5,129
+1,500
+41% +$127K 0.03% 834
2013
Q4 		$285K Sell
3,629
-700
-16% -$51K 0.02% 1240
2013
Q3 		$293K Sell
4,329
-800
-16% -$51.1K 0.02% 1157
2013
Q2 		$278K Buy
+5,129
New +$266K 0.03% 915

Other funds holding MLAB

LPP
Long Path Partners Stamford, Connecticut $235M AUM 22.51% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
Select Equity Group
Select Equity Group New York $20.2B AUM 17.52% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
RIM
Ranger Investment Management Dallas, Texas $1.58B AUM 51% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
RA
Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return
Diamond Hill Capital Management
Diamond Hill Capital Management Columbus, Ohio $12.5B AUM 7.49% 1-Year Est. Return

GSA Capital Partners's MLAB Position: Q1 2026 in Review

GSA Capital Partners sold out of Mesa Laboratories (MLAB) in Q1 2026, closing a stake of 11,614 shares — an estimated $912K sold.

GSA Capital Partners first reported a position in MLAB in Q2 2013 and held it in 11 quarters. The position peaked at $912K in Q4 2025. 161 funds tracked by Wall St. Rank hold MLAB as of Q1 2026.

  • GSA Capital Partners reported no remaining Mesa Laboratories position as of Q1 2026 after selling out during the quarter.
  • GSA Capital Partners sold 11,614 Mesa Laboratories shares in Q1 2026, an estimated $912K.
  • GSA Capital Partners first reported a position in Mesa Laboratories in Q2 2013 and held it in 11 quarters.
  • GSA Capital Partners's Mesa Laboratories position peaked at $912K in Q4 2025.
  • 161 funds tracked by Wall St. Rank held Mesa Laboratories as of Q1 2026.

Based on GSA Capital Partners's 13F filing for Q1 2026, filed 8 May 2026.